Two balls on both sides of the chin are often caused by enlarged lymph nodes, tumors, enlarged submandibular glands, etc., as follows: First, enlarged lymph nodes: when the lymph nodes are significantly enlarged, the patient can touch a significant mass in the local area, which needs to go to the hospital to improve the relevant examination, clarify the cause, such as blood routine, C-reactive protein, ultrasound, etc.. If it is considered to be caused by bacterial infection, antibiotics should be given for treatment. If it is considered to be caused by viral infection, antiviral drugs should be given for treatment, together with traditional Chinese medicine. Second, tumor: some patients are also caused by malignant tumors, which may require a lymph node puncture biopsy or excisional biopsy to clarify its nature. Third, submandibular gland enlargement: this is often caused by infection factors, patients need to go to the hospital to check the relevant tests to clarify, during the examination period can not drink alcoholic beverages, do not eat spicy food, etc..